Yaqoob, Asim Ali, et al. “Synthesis of Ag@Polycarbazole Nanocomposite Using Ferric Acetate As an Oxidant”. Asian Journal of Chemistry, vol. 32, no. 5, Apr. 2020, pp. 1069-74, https://asianpubs.org/index.php/ajchem/article/view/2469.